Finding the Fourth Proportional to 14,473,622.59, 19,973,599.25 and 7,947,252.02
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Solution
The fourth proportional to 14,473,622.59, 19,973,599.25 and 7,947,252.02 is: 10,967,207.83
Step by Step Solution
- Step 1: Write the proportion equation
14,473,622.59 : 19,973,599.25 = 7,947,252.02 : x - Step 2: Convert to fraction form
14,473,622.59/19,973,599.25 = 7,947,252.02/x - Step 3: Cross multiply
14,473,622.59x = 19,973,599.25 × 7,947,252.02 - Step 4: Simplify right side
14,473,622.59x = 158,735,226,996,430.72 - Step 5: Solve for x
x = 158,735,226,996,430.72/14,473,622.59 - Step 6: Final answer
x = 10,967,207.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.